noun🔗Share锋利，锐利。 Sharpness or cutting ability"The chef's knife had a remarkable keenness, allowing him to slice the tomatoes with precision. "这把厨师刀非常锋利，让他能够精准地切开西红柿。qualityabilityChat with AIVocabulary GamePractice Reading
noun🔗Share敏锐，精明 Astuteness or sagacity"The teacher praised the student's keenness in quickly identifying the key points in the complex history lesson. "老师称赞这位学生在复杂的历史课上敏锐地抓住了重点。mindcharacterqualityabilityChat with AIVocabulary GamePractice Reading
noun🔗Share热情，热忱，渴望 Eagerness or enthusiasm"Her keenness to learn new languages was evident in how quickly she picked up Spanish. "她学习新语言的热情在她快速掌握西班牙语这件事上显露无疑。attitudecharacterqualityemotionChat with AIVocabulary GamePractice Reading
